[JIRA] (OVIRT-739) upgrade jenkins.ovirt.org to latest LTS version

upgrade jenkins.ovirt.org to latest LTS version ----------------------------------------------- Key: OVIRT-739 URL: https://ovirt-jira.atlassian.net/browse/OVIRT-739 Project: oVirt - virtualization made easy Issue Type: Task Reporter: Evgheni Dereveanchin Assignee: Evgheni Dereveanchin jenkins.ovirt.org is currently running version 1.651.3 which is the last 1.x LTS version. There have been several LTS releases of the 2.x line since, so our instance has to be upgraded as well: https://jenkins.io/changelog-stable/